Battery Life - The LG G8 Review: Solid, But Not Great
Amazon.com: Only for LG Stylo 4 & V40 ThinQ Battery Replacement, with Video Tutorial, BL-T37 Battery for LG Stylo 4 & V40 ThinQ, GREEN FUSION with Installation Instruction & Repair Toolkit :
LG V40 ThinQ Review: A Five Camera Android Contender - Page 6 | HotHardware
LG V40 2021 Battery Life & Camera Update | Should you get the LG V50? - YouTube